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/*
* Copyright (C) 2004 Sascha Hauer, Pengutronix
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#include <common.h>
#include <asm/arch/imx-regs.h>
#define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
extern void imx_gpio_mode(int gpio_mode);
static void logo_init(void)
{
imx_gpio_mode(PD15_PF_LD0);
imx_gpio_mode(PD16_PF_LD1);
imx_gpio_mode(PD17_PF_LD2);
imx_gpio_mode(PD18_PF_LD3);
imx_gpio_mode(PD19_PF_LD4);
imx_gpio_mode(PD20_PF_LD5);
imx_gpio_mode(PD21_PF_LD6);
imx_gpio_mode(PD22_PF_LD7);
imx_gpio_mode(PD23_PF_LD8);
imx_gpio_mode(PD24_PF_LD9);
imx_gpio_mode(PD25_PF_LD10);
imx_gpio_mode(PD26_PF_LD11);
imx_gpio_mode(PD27_PF_LD12);
imx_gpio_mode(PD28_PF_LD13);
imx_gpio_mode(PD29_PF_LD14);
imx_gpio_mode(PD30_PF_LD15);
imx_gpio_mode(PD14_PF_FLM_VSYNC);
imx_gpio_mode(PD13_PF_LP_HSYNC);
imx_gpio_mode(PD6_PF_LSCLK);
imx_gpio_mode(GPIO_PORTD | GPIO_OUT | GPIO_GPIO);
imx_gpio_mode(PD11_PF_CONTRAST);
imx_gpio_mode(PD10_PF_SPL_SPR);
LCDC_RMCR = 0x00000000;
LCDC_PCR = PCR_COLOR | PCR_PBSIZ_8 | PCR_BPIX_16 | PCR_PCD(5);
LCDC_HCR = HCR_H_WIDTH(2);
LCDC_VCR = VCR_V_WIDTH(2);
LCDC_PWMR = 0x00000380; /* contrast to 0x80 middle (is best !!!) */
LCDC_SSA = 0x10040000; /* image in flash */
LCDC_SIZE = SIZE_XMAX(320) | SIZE_YMAX(240); /* screen size */
LCDC_VPW = 0x000000A0; /* Virtual Page Width Register */
LCDC_POS = 0x00000000; /* panning offset 0 (0 pixel offset) */
/* disable Cursor */
LCDC_CPOS = 0x00000000;
/* fixed burst length */
LCDC_DMACR = DMACR_BURST | DMACR_HM(8) | DMACR_TM(2);
/* enable LCD */
DR(3) |= 0x00001000;
LCDC_RMCR = RMCR_LCDC_EN;
}
int
board_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
gd->bd->bi_arch_number = MACH_TYPE_MX1FS2;
gd->bd->bi_boot_params = 0x08000100;
serial_init();
logo_init();
return 0;
}
int
dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
#if ( CONFIG_NR_DRAM_BANKS > 0 )
gd->bd->bi_dram[0].start = MX1FS2_SDRAM_1;
gd->bd->bi_dram[0].size = MX1FS2_SDRAM_1_SIZE;
#endif
return 0;
}
/**
* show_boot_progress: - indicate state of the boot process
*
* @param status: Status number - see README for details.
*
*/
void
show_boot_progress(int status)
{
/* We use this as a hook to disable serial ports just before booting
* This way we suppress the "uncompressing linux..." message
*/
#ifdef CONFIG_SILENT_CONSOLE
if( status == 8) {
if( getenv("silent") != NULL ) {
*(volatile unsigned long *)0x206080 &= ~1;
*(volatile unsigned long *)0x207080 &= ~1;
}
}
#endif
return;
}
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